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DE60137566D1 - Verfahren und vorrichtung zur herstellung von gegenständen mit verbesserter materialermüdung - Google Patents

Verfahren und vorrichtung zur herstellung von gegenständen mit verbesserter materialermüdung

Info

Publication number
DE60137566D1
DE60137566D1 DE60137566T DE60137566T DE60137566D1 DE 60137566 D1 DE60137566 D1 DE 60137566D1 DE 60137566 T DE60137566 T DE 60137566T DE 60137566 T DE60137566 T DE 60137566T DE 60137566 D1 DE60137566 D1 DE 60137566D1
Authority
DE
Germany
Prior art keywords
indenter
workpiece
compound
residual stress
fatigue life
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE60137566T
Other languages
English (en)
Inventor
Eric T Easterbrook
Nils Juhlin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stresswave Inc
Original Assignee
Stresswave Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stresswave Inc filed Critical Stresswave Inc
Application granted granted Critical
Publication of DE60137566D1 publication Critical patent/DE60137566D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
    • B23P9/02—Treating or finishing by applying pressure, e.g. knurling
    • B23P9/025—Treating or finishing by applying pressure, e.g. knurling to inner walls of holes by using axially moving tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/001—Extruding metal; Impact extrusion to improve the material properties, e.g. lateral extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
    • B21J1/02—Preliminary treatment of metal stock without particular shaping, e.g. salvaging segregated zones, forging or pressing in the rough
    • B21J1/025—Preliminary treatment of metal stock without particular shaping, e.g. salvaging segregated zones, forging or pressing in the rough affecting grain orientation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00—Riveting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00—Riveting
    • B21J15/10—Riveting machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
    • B23P9/04—Treating or finishing by hammering or applying repeated pressure
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2221/00—Treating localised areas of an article

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Forging (AREA)
  • Heat Treatment Of Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Insertion Pins And Rivets (AREA)
DE60137566T 2000-02-09 2001-02-09 Verfahren und vorrichtung zur herstellung von gegenständen mit verbesserter materialermüdung Expired - Fee Related DE60137566D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18129000P 2000-02-09 2000-02-09
PCT/US2001/004240 WO2001058617A1 (en) 2000-02-09 2001-02-09 Method and apparatus for manufacturing structures with improved fatigue life

Publications (1)

Publication Number Publication Date
DE60137566D1 true DE60137566D1 (de) 2009-03-19

Family

ID=22663648

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60137566T Expired - Fee Related DE60137566D1 (de) 2000-02-09 2001-02-09 Verfahren und vorrichtung zur herstellung von gegenständen mit verbesserter materialermüdung

Country Status (10)

Country Link
US (2) US6742376B2 (de)
EP (1) EP1261443B1 (de)
JP (1) JP2003522026A (de)
AT (1) ATE421909T1 (de)
AU (1) AU2001238099A1 (de)
BR (1) BR0108257A (de)
CA (1) CA2400540A1 (de)
DE (1) DE60137566D1 (de)
IL (1) IL151562A0 (de)
WO (1) WO2001058617A1 (de)

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US20070227215A1 (en) 2006-02-27 2007-10-04 Surface Technology Holdings, Ltd. Method and apparatus for preventing or arresting crack development and propagation
WO2008098389A1 (de) * 2007-02-13 2008-08-21 Inventio Ag Verfahren und werkzeug zum clinchen von dickblechen, sowie verwendung des werkzeugs
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US9291075B2 (en) 2008-07-22 2016-03-22 Eaton Corporation System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a control gallery
US9284859B2 (en) 2010-03-19 2016-03-15 Eaton Corporation Systems, methods, and devices for valve stem position sensing
US9938865B2 (en) 2008-07-22 2018-04-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9016252B2 (en) 2008-07-22 2015-04-28 Eaton Corporation System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a hydraulic lash adjuster gallery
US9267396B2 (en) 2010-03-19 2016-02-23 Eaton Corporation Rocker arm assembly and components therefor
US10415439B2 (en) 2008-07-22 2019-09-17 Eaton Intelligent Power Limited Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9581058B2 (en) 2010-08-13 2017-02-28 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US8915225B2 (en) 2010-03-19 2014-12-23 Eaton Corporation Rocker arm assembly and components therefor
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
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JP6070625B2 (ja) * 2014-05-09 2017-02-01 Ｊｆｅスチール株式会社 せん断加工方法および装置
US9278386B1 (en) * 2014-09-04 2016-03-08 General Electric Company Hole reducing tool
EP2993124B1 (de) * 2014-09-08 2019-04-03 Airbus Operations GmbH Vermeiden von Rissen an Schraub- oder Nietverbindungen von Flugzeugstrukturbauteilen
US9260200B1 (en) 2014-11-07 2016-02-16 International Business Machines Corporation Metal fatigue analytics and alert systems
JP6527787B2 (ja) * 2015-08-20 2019-06-05 正興 塩川 鍛造加工用素材の製造装置及びその製造方法
US10272960B2 (en) 2015-11-05 2019-04-30 Caterpillar Inc. Nitrided track pin for track chain assembly of machine
CN108093575B (zh) * 2016-11-22 2020-07-31 群创光电股份有限公司 金属塑板以及包含金属塑板的显示器
DE102017113088A1 (de) * 2017-06-14 2018-12-20 Maschinenfabrik Alfing Kessler Gmbh Verfahren und Vorrichtung zum Kaltverfestigen einer Kurbelwelle
US11420246B2 (en) * 2018-12-27 2022-08-23 Tata Steel Limited Method for improving fatigue strength of a workpiece and the workpiece thereof
KR20230007371A (ko) * 2020-04-07 2023-01-12 스마트 머티리얼 솔루션즈, 인크 컨포멀 마이크로패터닝 또는 나노패터닝된 나노임프린트 리소그래피 마스터 및 이를 제조하고 사용하는 방법
CN113944816B (zh) * 2021-09-28 2023-06-20 上海汽车制动系统有限公司 一种针对液压制动软管铆接连接可靠性的设计方法

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Also Published As

Publication number Publication date
EP1261443A4 (de) 2006-08-30
WO2001058617A8 (en) 2002-02-14
CA2400540A1 (en) 2001-08-16
JP2003522026A (ja) 2003-07-22
ATE421909T1 (de) 2009-02-15
WO2001058617A1 (en) 2001-08-16
EP1261443A2 (de) 2002-12-04
US6742376B2 (en) 2004-06-01
IL151562A0 (en) 2003-04-10
AU2001238099A1 (en) 2001-08-20
US20050016245A1 (en) 2005-01-27
US7131310B2 (en) 2006-11-07
US20010052254A1 (en) 2001-12-20
WO2001058617A9 (en) 2002-04-18
BR0108257A (pt) 2003-03-05
EP1261443B1 (de) 2009-01-28

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Legal Events

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8339 Ceased/non-payment of the annual fee